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White-winged Scoter

Melanitta deglandi

Least Concern

翼展

54.0 cm

体重

1647.1666666666667 g

科

Anatidae

目

Anseriformes

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关于

白翅斑海番鸭是北美的大型黑色海鸭，雄鸟全身黑色，翼上具白色翼镜，眼下有白斑，嘴基肉瘤橙色。繁殖于加拿大西部和阿拉斯加的泰加林和苔原，越冬于北太平洋和大西洋沿岸。善深潜，以软体动物和甲壳类为食。常结大群在沿海越冬。

Physical Description

Measurement	Value	Imperial
翼展	54.0 cm	21.3 in
体重	1647.1666666666667 g	58.10 oz

识别

羽毛

Male is black with conspicuous white secondaries and a white comma-shaped mark below eye; orange-yellow bill with black basal knob. Female dark brownish-black with two pale facial patches and white wing patch.

Habitat & Range

🌲 Forest 🌿 Wetland

分布范围

Breeds in boreal forest and tundra of interior North America. Winters along Pacific and Atlantic coasts south to California and the Gulf states.

Diet & Feeding

Dives for molluscs, crustaceans, and small fish in coastal and inland waters. Favours mussels and clams; forages in flocks.

保护状况

Least Concern

IUCN Red List

行为与繁殖

筑巢

Nest type: SC. Incubation: 25-31 days. Fledging: 50-55 days.

产卵数

6-16

声音

鸣唱

Male produces a soft, whistled note; female gives a harsh, grating call. Similar to Velvet Scoter; the female's rasping call carries across North Pacific bays and coastal inlets.

分类学

Kingdom	Animalia
Phylum	Chordata
Class	Aves
目	Anseriformes (Waterfowl)
科	Anatidae (Ducks, Geese & Swans)
Genus	Melanitta
物种	Melanitta deglandi

Distribution

White-winged Scoter has been recorded in 4 countries.

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出现 Not recorded

countries highlighted

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States

External Databases

常见问题

What does the White-winged Scoter eat?

Dives for molluscs, crustaceans, and small fish in coastal and inland waters. Favours mussels and clams; forages in flocks.

Where does the White-winged Scoter live?

Breeds in boreal forest and tundra of interior North America. Winters along Pacific and Atlantic coasts south to California and the Gulf states.

Is the White-winged Scoter endangered?

The White-winged Scoter has a conservation status of Least Concern.

How does the White-winged Scoter nest?

Nest type: SC. Incubation: 25-31 days. Fledging: 50-55 days.

What does the White-winged Scoter sound like?

Male produces a soft, whistled note; female gives a harsh, grating call. Similar to Velvet Scoter; the female's rasping call carries across North Pacific bays and coastal inlets.

How big is the White-winged Scoter?

The White-winged Scoter has a wingspan of 54.0 cm, weight of 1647.1666666666667 g.

What order and family does the White-winged Scoter belong to?

The White-winged Scoter (Melanitta deglandi) belongs to the order Anseriformes and the family Anatidae.